Here is the CA DOJ law and definition on what is a "GRIP" on a AW. This is directly from their website: https://oag.ca.gov/sites/all/files/agweb/pdfs/firearms/forms/awguide.pdf?

Generic Characteristics Defining Assault Weapons:

12276.1 (a) Notwithstanding Penal Code section 12276, “assault weapon” shall also mean the following: Rifles(1) A semiautomatic, centerfire rifle that has the capacity to accept a detachable magazine and any one of the following: (A) A pistol grip that protrudes conspicuously beneath the action of the weapon.

Glossary of Terms:

Pistol Grip, conspicuously protruding - A "Grip That Allows For A Pistol Style Grasp" in which the web of the trigger hand (between the thumb and index finger) can be placed below the top of the exposed portion of the trigger while firing.

Chamber Flag / Bullet Button Tool: Use as a Chamber Flag to show your firearm is UNLOADED or as a TOOL to push your Bullet Button. This tool can also be used to push your Take-Down Pins out or as a Windage/Elevation Adjustment tool.Mike's Custom Price: $2​ (In Stock!)